Curate current and hourly prompt exports

internal/briefing/modules.go

@@ -40,6 +40,10 @@ type ModuleRegistry struct {
 	definitions map[module.ID]ModuleDefinition
 }
 
+func unexpectedPromptExportValue(got any, want any) error {
+	return fmt.Errorf("value has type %T, want %T", got, want)
+}
+
 func DefaultModuleRegistry() (ModuleRegistry, error) {
 	return NewModuleRegistry(defaultModuleDefinitions())
 }
@@ -281,6 +285,7 @@ func defaultModuleDefinitions() []ModuleDefinition {
 			SupportedReports:  allReports,
 			MissingData:       module.MissingDataOmit,
 			Builder:           buildCurrentConditionsModule,
+			PromptExporter:    exportCurrentConditionsPromptValue,
 		},
 		{
 			ID:                module.NarrativeForecast,
@@ -301,6 +306,7 @@ func defaultModuleDefinitions() []ModuleDefinition {
 			SupportedReports:  []report.ID{report.Daily, report.Today, report.Tomorrow, report.Hourly},
 			MissingData:       module.MissingDataOmit,
 			Builder:           buildHourlyForecastModule,
+			PromptExporter:    exportHourlyForecastPromptValue,
 		},
 		{
 			ID:               module.DerivedDailySummary,